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Finding the Fourth Proportional to 265,348.56, 366,150.12 and 157,953.36

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Solution

The fourth proportional to 265,348.56, 366,150.12 and 157,953.36 is: 217,957.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,348.56 : 366,150.12 = 157,953.36 : x
  2. Step 2: Convert to fraction form
    265,348.56/366,150.12 = 157,953.36/x
  3. Step 3: Cross multiply
    265,348.56x = 366,150.12 × 157,953.36
  4. Step 4: Simplify right side
    265,348.56x = 57,834,641,718.40
  5. Step 5: Solve for x
    x = 57,834,641,718.40/265,348.56
  6. Step 6: Final answer
    x = 217,957.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.